APTFeedData is a struct to hold the data from the APT Intrusion Set.

APTFeedMitigation is a struct to hold the data from the APT Mitigation.

APTFeedRelationship is a struct to hold the data from the APT Relationship.

APTFeedTactic is a struct to hold the data from the APT Tactic.

APTFeedAttackPattern is a struct to hold the data from the APT Technics.

JSONB is a custom data type for handling JSONB fields in PostgreSQL.